<nav>
  {{ template "breadcrumbnav" (dict "p1" . "p2" .) }}
</nav>
{{ define "breadcrumbnav" }}
  {{ if .p1.Parent }}
    {{ template "breadcrumbnav" (dict "p1" .p1.Parent "p2" .p2 )  }}
  {{ else if not .p1.IsHome }}
    {{ template "breadcrumbnav" (dict "p1" .p1.Site.Home "p2" .p2 )  }}
  {{ end }}
  <a href="{{ .p1.RelPermalink }}">
    {{ cond (isset .p1.Params "menutitle") .p1.Params.MenuTitle .p1.Title }}
  </a>
  {{ if ne .p1 .p2 }}<span class='slash'>/</span>{{ end }}
{{ end }}
